When acclaimed documentary filmmaker D.A. Pennebakerfilmed Bob Dylan during a three-week concert tour of England in the spring of 1965, he had no idea he was about to lens one of the 1960s most iconic feature films. Wanting to make more than just a concert film, Pennebaker decided to seek out both the public and private Bob Dylan. With unobtrusive equipment and rare access to the elusive performer, he achieved a fly-on-the-wall view of one of the most influential musicians of any era — and redefined filmmaking along the way.